The Andromeda galaxy lies just beyond (...OK, about 2.5 million light-years beyond) our galaxy, the Milky Way. For the past hundred years or so, scientists thought these galaxies existed in a long ...

Galaxies, the grand entities of the universe, have fascinating and dynamic lives of their own. They form, evolve, and occasionally merge, creating stunning visual spectacles. Our very own galaxy, the ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

Mercury’s risk of orbital disruption rises by 50–80%. There’s a 0.3% chance Mars could be lost through collision or ejection, ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a comet from another star system.

The newly observed binary system features a cataclysmic variable star, designated GOTO0650, which is in a rarely seen late stage of its evolution. This was also the first major discovery for the ...